CVE-2026-6474
postgresql: PostgreSQL: Information disclosure via externally-controlled format string in timeofday() function
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 14, 2026
Updated · August 25, 2026
Description
A flaw was found in PostgreSQL. This vulnerability, an externally-controlled format string in the timeofday() function, allows a remote attacker to craft specific timezone zones. Successful exploitation can lead to the retrieval of sensitive portions of server memory, potentially disclosing confidential information.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
CVSS / CWE
CVSS 3.1 · 4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE-134 · Use of Externally-Controlled Format String